CN1324934C - Swing hinge device for a portable terminal - Google Patents

Swing hinge device for a portable terminal Download PDF

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Publication number
CN1324934C
CN1324934C CNB2004100901451A CN200410090145A CN1324934C CN 1324934 C CN1324934 C CN 1324934C CN B2004100901451 A CNB2004100901451 A CN B2004100901451A CN 200410090145 A CN200410090145 A CN 200410090145A CN 1324934 C CN1324934 C CN 1324934C
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CN
China
Prior art keywords
hinge
cam
swing
shell
casing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNB2004100901451A
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Chinese (zh)
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CN1625325A (en
Inventor
郑洞
姜声日
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Samsung Electronics Co Ltd
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Samsung Electronics Co Ltd
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Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of CN1625325A publication Critical patent/CN1625325A/en
Application granted granted Critical
Publication of CN1324934C publication Critical patent/CN1324934C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/0225—Rotatable telephones, i.e. the body parts pivoting to an open position around an axis perpendicular to the plane they define in closed position
    • H04M1/0227—Rotatable in one plane, i.e. using a one degree of freedom hinge
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/0225—Rotatable telephones, i.e. the body parts pivoting to an open position around an axis perpendicular to the plane they define in closed position
    • H04M1/0227—Rotatable in one plane, i.e. using a one degree of freedom hinge
    • H04M1/0229—The hinge comprising input and/or output user interface means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/0225—Rotatable telephones, i.e. the body parts pivoting to an open position around an axis perpendicular to the plane they define in closed position
    • H04M1/0233—Including a rotatable display body part

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephone Set Structure (AREA)
  • Pivots And Pivotal Connections (AREA)

Abstract

A swing hinge device of a portable terminal has a pair of housings, which are coupled to each other in such a manner that they can be rotated while facing each other. Using a resilient means and a pair of cams, the swing hinge device provides a rotational force so that one of the housings can be rotated semi-automatically to a position for allowing speech communication. The device also uses a hinge stopper, stopper washer, and the like to limit the range of rotation of the housings to 360 DEG or less in any direction. This avoids any damage to a flexible printed circuit board and the like, which is positioned between the pair of housings.

Description

The swing hinge device that is used for portable terminal
Technical field
The present invention relates to a kind of portable terminal.More particularly, the present invention relates to a kind of swing hinge device that is used for portable terminal, the mode that this swing hinge device is suitable for facing toward mutually with them is connected to each other a pair of shell together.
Background technology
According to its outward appearance, portable terminal is divided into bar shaped terminal, flip-shell terminal and foldable terminals usually.
Configuration bar shaped terminal has a shell, and data input/output device and transmitter and receiver module are positioned on this main body cover.Yet their problem is that the keypad that is used as data input device is exposed all the time, and may break down.In addition, because must between its transmitter and receiver module, keep specific range, so be restricted aspect the size that reduces the bar shaped terminal.
The flip type portable terminal has main body, renovates and is used for main body is connected to the hinge means of renovating.Main body has data input/output device and position transmitter and receiver module thereon.Renovate and be suitable for covering keypad, therefore this keypad can prevent its failure operation as data input device.Yet still restriction now aspect the size that reduces the flip-shell terminal is because must keep at a distance between transmitter and receiver.
The folder-type portable terminal has: thus main body, folding lid and be used for that the folding lid is opened and the mode of closed terminal rotating are connected to main body the hinge means of folding lid.Main body has keypad and transmitter module, and this keypad is as data input device.The folding lid has display unit and receiver module, and this display unit is as data output device.During standby mode, the folding lid folds on the main body, to avoid the keypad fail operation.During speech pattern, the folding lid is opened, to keep enough distances between transmitter module and receiver module.Help reducing the size of foldable terminals like this.Because this reason, so current portable formula terminal great majority are configured to foldable terminals.
In order to satisfy consumer's various needs, developed slide-type terminal and rotary type terminal, can open and close they, and one faces toward mutually shell.Also developed opening operation and the closed procedure and the rotary type terminal of rotary type terminal and had when opening the opening operation of the terminal of rotary folding lid and the terminal that closed procedure is combined with the direction of rotating with respect to the main body of terminal.
Yet, also be not provided for making the terminal realization opening operation of nearest exploitation and the device of closed procedure.Particularly, for when they face toward mutually, by rotating a pair of shell, realize the rotary type terminal of opening operation and closed procedure, the user is not easy to one of shell hand rotation is carried out position in a minute to terminal is opened.In addition, if shell rotates continuously, with destroy may be at this to the flexible printed circuit board between the shell etc.
Summary of the invention
Therefore, in order to solve the above-mentioned problems in the prior art, the present invention is proposed, and the purpose of this invention is to provide the swing hinge device of portable terminal, wherein for the ease of using, the open and close operation of semi-automatic realization terminal, by when a pair of shell is faced toward mutually this is rotated to shell, open and close should be rotated.
Another object of the present invention provides the swing hinge device of portable terminal, and the slewing area of the shell that rotates facing to another shell of restriction wherein is to prevent to destroy flexible printed circuit board between them etc.
In order to realize this purpose, a kind of have first shell, second shell and so that the mutual swing hinge device that faces toward the portable terminal of the swing hinge device that links together in rotary mode of second shell and first shell are provided.This equipment comprises: hinge casing along the longitudinal extension of this equipment, and has an end that is configured to openend and the other end that is configured to blind end.The hinge main shaft is rotatably connected to hinge casing, and outstanding from the openend of hinge casing.In its mode of moving of straight line longitudinally, in hinge casing, connect first hinge cam, and have the inclined plane that forms in its surface.The mode of second hinge cam rotating in hinge casing is fixedly attached to an end of hinge main shaft, and has the inclined plane corresponding to the inclined plane of first hinge cam.Elastic device is bearing in the blind end of hinge casing, with making the mutual coarctate direction of first hinge cam and second hinge cam, first hinge cam is applied elastic force.The hinge block is suitable for therewith rotating along its side around the hinge main shaft, and is suitable for moving along the outer circumferential surface of hinge casing.Stop that packing ring is connected to the outer circumferential surface of hinge casing, also therefore limit the slewing area of hinge main shaft with the moving range of restriction hinge block.
Description of drawings
According to the detailed description of doing below in conjunction with accompanying drawing, above-mentioned and other purposes of the present invention, feature and advantage will be more apparent, and accompanying drawing comprises:
Fig. 1 is the perspective view that has according to the portable terminal of the swing hinge device of the embodiment of the invention;
Fig. 2 is the perspective view that second shell that rotates portable terminal shown in Figure 1 is shown;
Fig. 3 be illustrated in rotate 180 ° after, the perspective view of second shell of portable terminal shown in Figure 1;
Fig. 4 is the decomposition diagram that the swing hinge device of portable terminal shown in Figure 1 is shown;
Fig. 5 illustrates part sectional perspective view that assembled, swing hinge device shown in Figure 4; And
Fig. 6 and 7 is schematic diagrames that the operation of swing hinge device shown in Figure 4 is shown.
Should be noted that on these accompanying drawings, utilize same Ref. No. to represent same or similar unit.
Embodiment
Below, embodiments of the invention will be described with reference to the accompanying drawings.To in the explanation that the present invention did, for the sake of brevity, omission elaborates to known function and the configuration that is incorporated herein below.
Fig. 1 is the perspective view that has according to the portable terminal 100 of the swing hinge device 200 (shown in Figure 4) of the embodiment of the invention.Fig. 2 is the perspective view that second shell 102 that rotates portable terminal 100 shown in Figure 1 is shown, Fig. 3 be illustrated in rotate 180 ° after, the perspective view of second shell 102 of portable terminal 100 shown in Figure 1.As shown in Figures 1 to 3, the portable terminal 100 that has according to the swing hinge device 200 of the embodiment of the invention comprises first shell 101 and second shell 102, with when they face toward mutually, can rotate their mode, utilize swing hinge device 200 that first shell 101 is connected to each other with second shell 102 and be in the same place.Swing hinge device 200 is contained in the hinge-unit 103, and hinge-unit 103 is positioned at an end of terminal 100.Can keypad 131 be set to hinge-unit 103, keypad 131 comprises predetermined function key on the surface thereon.
First shell 101 is provided with: keypad 111, be positioned on its surface, this keypad comprises the arrangement of a large amount of keys; And telephone mouthpiece 113, hold microphone within it.Second shell 102 is connected to first shell 101 facing to first shell 101 time, and second shell 102 be suitable for rotating around hinge axis A, with the keypad 111 and the telephone mouthpiece 113 of open and close first shell 101, hinge axis A extends perpendicular to the surface of first shell 101.In its surface second shell 102 is provided with display unit 121 and receiver unit 123, holds speaker-phone in the receiver unit 123.
Terminal 100 is provided with cylindrical hinge unit 103 at the one end, and the part of cylindrical hinge unit 103 goes out from this distal process.Hold swing hinge device 200 in the hinge-unit 103, swing hinge device 200 has the hinge axis A that extends perpendicular to the surface of first shell 101.Therefore, facing to first shell 101 time, second shell 102 can rotate.
Second shell 102 can rotate 180 ° facing to the clockwise and counterclockwise R in the position that folds into first shell 101 from it.Therefore, second shell 102 is suitable for rotating in 360 ° or littler scope on first shell 101.Simultaneously,,, all can not surpass the mode of 360 ° of rotations, the restriction slewing area in any direction preferentially promptly clockwise with counterclockwise with second shell 102.This is in order to prevent that flexible printed circuit board etc. from breaking down, and this flexible printed circuit board extends by swing hinge device 200, and is electrically connected to the circuit arrangement (not shown) that is included in first shell 101 and second shell 102.
Now, will be with reference to the swing hinge device 200 of figure 4 to 7 detailed descriptions according to the embodiment of the invention.
Swing hinge device 200 comprises hinge casing 201, hinge main shaft 204, first hinge cam 202, second hinge cam 203, elastic device 253 and hinge block 267.
Hinge casing 201 has the spatial accommodation 211 along its longitudinal extension.One end of spatial accommodation 211 is openends, and its other end is a blind end.At least one sliding tray 213 extends longitudinally on the inwall of spatial accommodation 211.Baffle plate 215 radially extends from the outer circumferential surface of the other end of hinge casing 201 along it.Baffle plate 215 has along the circumferencial direction of hinge casing 201 and is formed on its lip-deep guide groove 217.Guide groove 217 has along the circumferential direction the release groove 218 that forms at a predetermined angle on the wall within it.Hinge casing 201 is fixedly attached on first shell 101 of terminal 100.About this connection, at least baffle plate 215 is provided with a securing member 219.
Stop that packing ring 205 is connected on the outer circumferential surface of hinge casing 201.Stop that packing ring 205 is suitable in guide groove 217 rotating, and have at a predetermined angle from what its outer circumferential surface was extended and lead rib 251.Lead rib 251 and be suitable for rotating in exempting groove 218, therefore, the slewing area of leading rib 251 is restricted, and the slewing area that therefore causes stopping packing ring 205 is restricted.
One end 243 of hinge main shaft 204 is outstanding from the openend of hinge casing 201, and is secured on second shell 102, and the other end of hinge main shaft 204 is along its longitudinal extension, and is rotatably connected to the blind end of hinge casing 201.Therefore, hinge main shaft 204 can rotate in hinge casing 201.The other end of hinge main shaft 204 is outstanding from the blind end of hinge casing 201, and has binding groove 241, and this binding groove forms on its outer surface, and E shape is encircled 291 thereon fastening.Packing ring 293 is inserted between E shape ring 291 and the hinge casing 201.
Hinge main shaft 204 links to each other with second hinge cam 203 and elastic device 253 with first hinge cam 202.First hinge cam 202 is suitable for that straight line moves in hinge casing 201.First hinge cam 202 has the slide bumping 227 that is formed on its outer circumferential surface, moves to guide first hinge cam, 202 straight lines, and this slide bumping 227 is corresponding with the sliding tray 213 of hinge casing 201.First hinge cam 202 has inclined plane 221 and the hole 223 that is positioned at its end, and hole 223 is with longitudinal extension, and hinge main shaft 204 is by it.Inclined plane 221 has the cam gear groove 225 that forms respectively at its highs and lows.Be bearing in hinge casing 201 blind end, provide elastic force such as 253 pairs first hinge cam 202 of helical spring elastic device.
Second hinge cam 203 is fixedly attached to hinge main shaft 204, so they rotate together.Because should connect, fixedly projection 245 of horn shape is set in the end of hinge main shaft 204, and the holddown groove 237 corresponding with fixing projection 245 and hinge main shaft 204 is set in the end of second hinge cam 203 with its longitudinal extension and the hole 233 that links to each other with hinge main shaft 204.Like this, utilize fixedly projection 245 and holddown groove 237, second hinge cam 203 is fixedly attached to hinge main shaft 204.The other end of second hinge cam 203 has inclined plane 231, and inclined plane 231 is facing to the corresponding inclined plane of first hinge cam 202.The inclined plane 231 of second hinge cam 203 has from the outstanding cam catch projection 235 of its peak, and cam catch projection 235 is corresponding with cam gear groove 225.
253 pairs first hinge cam 202 of elastic device and second hinge cam 203 apply elastic force, and first hinge cam 202 and second hinge cam, 203 generation revolving forces.Particularly, if hinge main shaft 204 rotates, and the inclined plane 221 of first hinge cam 202 is when the peak on the inclined plane 231 of second hinge cam 203 is removed, and elastic device 253 applies elastic force in the direction that first hinge cam 202 is pressed on second hinge cam 203.Elastic force moves first hinge cam 202 and first hinge cam 202 is pressed on second hinge cam 203.Then, so that the inclined plane 221 of first hinge cam 202 and second hinge cam 203 and 231 mutual coarctate directions are rotated second hinge cam 203.The rotation of hinge main shaft 204 is rotated second hinge cam 203, and therefore, second shell 102 rotates.Simultaneously, the inclined plane 221 and 231 of first hinge cam 202 and second hinge cam 203 has cam gear groove 225 and the cam catch projection 235 that lays respectively at its peak.If cam gear groove 225 and cam catch projection 235 intermesh, then do not produce revolving force.If external force does not make cam catch projection 235 engage with cam gear groove 225, then first hinge cam 202 moves to second hinge cam 203, and second hinge cam 203 is so that inclined plane 221 and 231 mutual coarctate directions rotations.If cam catch projection 235 rotates 180 ° and arrive the minimum point on the inclined plane of first hinge cam 202, then second hinge cam 203 stops operating.
By this way, configuration has the portable terminal 100 according to the swing hinge device 200 of the embodiment of the invention, so that because the operation of first hinge cam 202 and second hinge cam 203, if first shell 201 folds on second shell 102 and facing to it, then cam gear groove 225 intermeshes with cam catch projection 235 and is in the same place.Therefore, if the user rotates second shell 102 slightly and cam catch projection 235 does not mesh with cam gear groove 225, then second hinge cam 203 is rotated, and second shell 102 rotates 180 ° with respect to first shell 101.
Hinge block 267 is positioned at an end of hinge main shaft 204, and around its rotate and with it together.Therefore, hinge block 267 along the circumferential direction moves in the guide groove 217 of baffle plate 215.The moving range of leading rib 251 restriction hinge blocks 267 that stops packing ring 205.
With reference to figure 6 and 7, it begins to move and rotate 180 ° from its original position I if 1. hinge block 267 rotates counterclockwise, up to being led rib 251 brakings.On the contrary, it rotates 180 ° from its original position if 2. hinge block 267 rotates in a clockwise direction, up to being led rib 251 brakings.Like this, can the time hinge block 267 clockwise rotate 2. or 1. rotate counterclockwise from its original position I because it rotates in exempting the space that groove 218 provides.Therefore, hinge block 267 rotates in 360 ° scope.Yet, do not allow hinge block 267 clockwise 2. or counterclockwise 1. the rotation on the direction above 360 °.
Swing hinge device 200 has hinge cap 206, and this hinge cap 206 links to each other with an end of hinge main shaft 204, so hinge block 267 rotates with hinge main shaft 204, and meanwhile, hinge main shaft 204 links to each other with second shell 102.
Hinge cap 206 is fixed on an end of hinge main shaft 204, with the openend of sealing hinge casing 201, and extends longitudinally being connected to hinge casing 201, and around it.In the end of hinge cap 206 and hinge main shaft 204 corresponding fastener hole 261 and 247 are set, therefore can utilize screw 297 that hinge cap 206 is fixed to hinge main shaft 204.
Hinge cap 206 has one at least to begin along its securing member that radially extends 265 from its outer circumferential surface, and this securing member 265 is as it is connected to the device of second shell 102.Hinge block 267 begins to extend preset distance from an end of hinge cap 206.And be positioned on the guide groove 217 of baffle plate 215.
Can be provided for preventing second shell 102 rubbing device of rotation suddenly to swing hinge device 200.As rubbing device, on the outer circumferential surface of hinge cap 206, form accommodation hole 263, and along its longitudinal extension.Friction lug 207 is contained in the accommodation hole 263, and has the end that is suitable for friction law contact baffle plate 215.Helical spring 271 also is contained in the accommodation hole 263, to provide elastic force to friction lug 207.An end of screw 273 supporting helical springs 271, and sealing accommodation hole 263.
As above Pei Zhi swing hinge device 200 is worked as follows: if hinge block 267 is in its original position I, shown in Fig. 6 and 7, then first shell 101 is folded on second shell 102, and facing to it, meanwhile, first hinge cam 202 and the corresponding inclined plane 221 of second hinge cam 203 and 231 peak face toward mutually.Particularly, the cam catch projection 235 and the cam gear groove 225 of corresponding first hinge cam 202 and second hinge cam 203 intermesh.If the user is from folding second shell 102 of this state, then cam catch projection 235 with 225 engagements of cam gear groove, and swing hinge device 200 makes second shell 102 with clockwise or rotate counterclockwise 180 °.Like this, hinge block 267 prevents that rotation that second shell 102 begins from the position that is folded on first shell 101 is above 180 °.
As mentioned above, have a pair of shell according to the swing hinge device of the portable terminal of the embodiment of the invention, this is connected to each other together in their rotary modes shell, and at a shell with respect to the direction that another shell reverses, face toward mutually.For revolving force is provided, this equipment also has elastic device and pair of cams, one of shell semi-automatically is opened to allows position in a minute.Like this, this equipment is easy to use.In addition, this equipment has the hinge block, stops packing ring etc., therefore do not allow one of shell with certain direction with respect to another rotation above 360 °.Can prevent to destroy flexible printed circuit board between a pair of shell etc. like this.
Invention has been described and explanation although with reference to specific embodiment of the present invention, but the those of ordinary skill in the present technique field is understood, in the described essential scope of the present invention of claims, can aspect form and details, carry out various modifications to it.

Claims (14)

  1. One kind have first shell, second shell and so that second shell and first shell with the swing hinge device of the portable terminal of the swing hinge device that can rotate the mode that faces one another simultaneously and link together, this swing hinge device comprises:
    Hinge casing along the longitudinal extension of swing hinge device, and has the two ends that comprise openend and blind end;
    The hinge main shaft is rotatably connected to hinge casing, and outstanding from the openend of hinge casing;
    First hinge cam in its mode of moving of straight line longitudinally, is connected in the hinge casing, and has the inclined plane that forms in its surface;
    Second hinge cam in the mode that can rotate, is fixedly attached to an end of hinge main shaft in hinge casing, and has the inclined plane corresponding to the inclined plane of first hinge cam;
    Elastic device is bearing in the blind end of hinge casing, with making the mutual coarctate direction of first hinge cam and second hinge cam, first hinge cam is applied elastic force;
    The hinge block is suitable for therewith rotating along its side around the hinge main shaft, and is suitable for moving along the outer circumferential surface of hinge casing;
    Stop packing ring, be connected to the outer circumferential surface of hinge casing, with the moving range of restriction hinge block and the slewing area of hinge main shaft; And
    The hinge cap, along its longitudinal extension and the end that is connected to the hinge main shaft openend with the sealing hinge casing, and around the outer circumferential surface of hinge casing, and wherein the hinge block extends from an end of hinge cap, and stops that with its contact the mode of the outer circumferential surface of packing ring locatees this hinge block.
  2. 2. the swing hinge device of portable terminal according to claim 1, this swing hinge device further comprises:
    At least one securing member begins to extend from the outer circumferential surface of hinge cap.
  3. 3. the swing hinge device of portable terminal according to claim 1, wherein the hinge main shaft is along its longitudinal extension, so its other end is outstanding from the blind end of hinge casing, and tightens E shape ring in its outer circumferential surface.
  4. 4. the swing hinge device of portable terminal according to claim 1, this swing hinge device further comprises:
    Baffle plate begins radially to extend along it from the outer circumferential surface of the blind end of hinge casing, and has guide groove, stops that packing ring is sealed in this guide groove; And
    Exempt groove, form at a predetermined angle along the circumferencial direction of guide groove inwall;
    Lead rib, radially outstanding along it from the outer circumferential surface that stops packing ring, and be suitable in exempting groove, rotating, therefore stop that packing ring can rotate in the limited angle scope,
    And wherein the hinge block extends along the outer circumferential surface that stops packing ring, and leads rib its slewing area is restricted to 360 °.
  5. 5. the swing hinge device of portable terminal according to claim 1, wherein hinge casing is fixedly attached to first shell, and the hinge main shaft is fixedly attached to second shell.
  6. 6. the swing hinge device of portable terminal according to claim 1, this swing hinge device further comprises:
    At least one side groove is along the longitudinal extension of hinge casing inwall; And
    The edge projection, outstanding from the outer circumferential surface of first hinge cam, and be suitable for and the engagement of side groove, thereby guide the first hinge cam straight line to move.
  7. 7. the swing hinge device of portable terminal according to claim 1, this swing hinge device further comprises:
    Horn shape is projection fixedly, is suitable for around the outer circumferential surface of the end of hinge main shaft; And
    Holddown groove forms at an end of second hinge cam, so as with fixedly projection engagement.
  8. 8. the swing hinge device of portable terminal according to claim 1, wherein a hinge cam of selecting from first hinge cam and second hinge cam has from the outstanding cam catch projection of the peak on its inclined plane, and another hinge cam of first hinge cam and second hinge cam have the peak that is formed on its inclined plane with the cam gear groove of cam catch projection.
  9. 9. the swing hinge device of portable terminal according to claim 8, if wherein first shell is folded on second shell, and facing to second shell, then cam catch projection and cam gear groove engagement, if the cam catch projection does not mesh with the cam gear groove, then the elastic force of elastic device generation makes first hinge cam move to second hinge cam, so that the rotation of second hinge cam, and make the cam catch projection be positioned at the minimum point on inclined plane.
  10. 10. the swing hinge device of portable terminal according to claim 9, wherein another hinge cam of first hinge cam and second hinge cam has another cam gear groove of the minimum point that is formed on its inclined plane, is used for engagement with cams retaining projection.
  11. 11. the swing hinge device of portable terminal according to claim 9, wherein under the state when the cam catch projection is positioned at the position of minimum point on inclined plane, folding second shell, and facing to first shell, up to the angle that between them, forms 180 °.
  12. 12. the swing hinge device of portable terminal according to claim 9, wherein under the state when the engagement of cam catch projection and cam gear groove, second hinge cam in the clockwise direction with counter clockwise direction on slewing area be limited in 180 ° or lower.
  13. 13. the swing hinge device of portable terminal according to claim 1, this swing hinge device further comprises:
    The hinge cap along its longitudinal extension, and is connected to the end of hinge main shaft, with the openend of sealing hinge casing, and around the outer circumferential surface of hinge casing;
    Accommodation hole at the longitudinal extension of the outer circumferential surface upper edge of hinge cap hinge cap, and is positioned at the outside of hinge casing;
    Friction lug is contained in the accommodation hole, and outstanding from its end; And
    Helical spring is contained in the accommodation hole, from the outstanding direction in the end of accommodation hole, provides elastic force with friction lug.
  14. 14. the swing hinge device of portable terminal according to claim 13, this swing hinge device further comprises: screw is used to seal the other end of accommodation hole and supports helical spring.
CNB2004100901451A 2003-10-31 2004-10-29 Swing hinge device for a portable terminal Expired - Fee Related CN1324934C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR76886/2003 2003-10-31
KR1020030076886A KR100651412B1 (en) 2003-10-31 2003-10-31 Swing hinge device for portable terminal

Publications (2)

Publication Number Publication Date
CN1625325A CN1625325A (en) 2005-06-08
CN1324934C true CN1324934C (en) 2007-07-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2004100901451A Expired - Fee Related CN1324934C (en) 2003-10-31 2004-10-29 Swing hinge device for a portable terminal

Country Status (5)

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US (1) US7036186B2 (en)
EP (1) EP1528757B1 (en)
KR (1) KR100651412B1 (en)
CN (1) CN1324934C (en)
DE (1) DE602004021545D1 (en)

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US7036186B2 (en) 2006-05-02
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EP1528757A1 (en) 2005-05-04
DE602004021545D1 (en) 2009-07-30

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